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Can fused zirconia maintain stability at high temperatures

Can fused zirconia maintain stability at high temperatures

2023-08-21 15:07


To know whether fused zirconia can maintain stability at high temperatures, we should be aware that fused zirconia is a high-temperature alloy material, which has good chemical stability and is composed of zirconium and oxygen elements. It has excellent chemical stability, high hardness, high melting point, heat resistance, corrosion resistance, etc. It can resist the erosion of acids, alkalis, and some solutions, and is an important structural material.

We take the product of fused zirconia as an example to illustrate its stability and the advantages of zirconia hollow ball bricks:


1. Low thermal conductivity: Zirconia hollow ball bricks are filled with a large number of air micropores or hollow balls inside, and the bricks themselves have the characteristics of high-temperature ceramics, making their thermal conductivity very low, which can effectively reduce heat transfer. This low thermal conductivity can greatly improve the insulation effect and ensure stable temperature around the heat source.


2. Temperature deformation resistance: Zirconia hollow ball bricks have excellent high-temperature stability and can withstand extremely high temperatures, making them less prone to deformation or melting. Therefore, zirconia hollow ball bricks can maintain good shape and performance in high-temperature environments, without causing a decrease in insulation effect due to long-term use.


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3. Good chemical stability: Zirconia hollow ball bricks have excellent chemical stability and can maintain good performance in corrosive environments such as acid and alkali. Therefore, the insulation effect of this material will not decrease due to the action of chemicals.


4. High hardness and wear resistance: It has a higher hardness than most metals and can resist wear and scratches. This makes it an ideal coating material that can be applied to the surface of components in the aerospace and automotive industries, improving their wear resistance and service life.


5. Heat resistance. Its melting point is relatively high, reaching 2715 ℃, and it can still maintain good stability in high-temperature environments. This makes it widely used in high-temperature processes, such as burners, turbine blades, etc. in the aerospace and energy fields.


6. Conductivity. Due to its excellent conductivity, it can be applied to conductive materials in the electronic industry, such as wires and electrodes for electronic components. In addition, fused zirconia also has good ceramic properties and can be used to produce high-performance ceramic resistors.

In addition to the above six points, fused zirconia has many advantages and is widely used in containers and pipelines in the chemical industry. Moreover, fused zirconia has a low coefficient of thermal expansion and is not easily affected by temperature changes. Therefore, we can know that fused zirconia can maintain stability at high temperatures.


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